This compact, easy-to-carry lens is ideal for photo enthusiasts looking to add a bright, general purpose zoom to their collection of full-frame optics.
这个小巧，易于携带摄影镜头是寻求增加明亮，通用放大他们的全画幅光学收集爱好者的理想选择。
In contrast with zoom system, the simple optics systems meet the requirements of low cost and high feasibility.
在满足设计指标的前提下，和变焦系统相比，该光学系统结构简单、成本低、可行性高。
To apply theory of dynamic optics, it indicates the moving curve resolution type of the zoom group versus the compensating group.
应用动态光学理论给出了变倍组、补偿组的变焦运动曲线解析式。
At last, the application of matrix optics is demonstrated in designing a zoom system of a general camera lens.
最后以设计一个普通的摄像物镜为例，演示了矩阵光学在设计变焦距镜头中的应用。
Based on Gauss optics, the theory of afocal zoom expander is analyzed, a afocal zoom expander is designed and successfully applied.
基于高斯光学理论，分析了无焦连续变倍准直扩束系统的原理，实现了无焦连续变倍准直扩束系统的设计，并得到了验证。
At last, the application of matrix optics is demonstrated in designing a zoom system of a...
最后以设计一个普通的摄像物镜为例，演示了矩阵光学在设计变焦距镜头中的应用。
At last, the application of matrix optics is demonstrated in designing a zoom system of a...
最后以设计一个普通的摄像物镜为例，演示了矩阵光学在设计变焦距镜头中的应用。
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